#include <stdlib.h>
#include <stdio.h>

#include "crc7.h"
#include "decode.h"

int main(int argc, char** argv)
{
	int i, j;
	int temp, e, m;
	char ch;
	unsigned long resp[4];
	
	if (argc != 2)
		return -1;
	
	if (strlen(argv[1]) != 8 * 4)
		return -1;
	
	for (i = 0;i < 4;i++)
	{
		resp[i] = 0;
		for (j = 0;j < 8;j++)
		{
			resp[i] <<= 4;
			ch = tolower(argv[1][i * 8 + j]);
			if (isdigit(ch))
				resp[i] |= ch - '0';
			else if (isxdigit(ch))
				resp[i] |= ch - 'a' + 0xA;
			else
				return -1;
		}
	}

	printf("Manufacturer ID: %d\n", UNSTUFF_BITS(resp, 120, 8));
	printf("OEM/Application ID: %d\n", UNSTUFF_BITS(resp, 104, 16));
	
	printf("Product name: %c%c%c%c%c%c\n",
		(char)UNSTUFF_BITS(resp, 96, 8),
		(char)UNSTUFF_BITS(resp, 88, 8),
		(char)UNSTUFF_BITS(resp, 80, 8),
		(char)UNSTUFF_BITS(resp, 72, 8),
		(char)UNSTUFF_BITS(resp, 64, 8),
		(char)UNSTUFF_BITS(resp, 56, 8));

	printf("Product revision: %d:%d\n",
		UNSTUFF_BITS(resp, 52, 4),
		UNSTUFF_BITS(resp, 48, 4));

	printf("Serial: %08x\n", UNSTUFF_BITS(resp, 16, 32));

	printf("Manufacturing date: %d/%d\n",
		UNSTUFF_BITS(resp, 12, 4) + 1997,
		UNSTUFF_BITS(resp, 8, 4));
	
	gen_crc7_syndrome_table();
	printf("CRC: ");
	if (UNSTUFF_BITS(resp, 1, 7) == calc_crc7(resp))
		printf("OK");
	else
		printf("Fail");
	printf("\n");

	return 0;
}